1023214100 has 18 divisors (see below), whose sum is σ = 2220374814. Its totient is φ = 409285600.

The previous prime is 1023214097. The next prime is 1023214109. The reversal of 1023214100 is 14123201.

It can be written as a sum of positive squares in 3 ways, for example, as 4072324 + 1019141776 = 2018^2 + 31924^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023214109) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5115971 + ... + 5116170.

Almost surely, 2^1023214100 is an apocalyptic number.

1023214100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1023214100 is an abundant number, since it is smaller than the sum of its proper divisors (1197160714).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1023214100 is a wasteful number, since it uses less digits than its factorization.

1023214100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10232155 (or 10232148 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1023214100 is about 31987.7179554904. The cubic root of 1023214100 is about 1007.6789166415.

Adding to 1023214100 its reverse (14123201), we get a palindrome (1037337301).

The spelling of 1023214100 in words is "one billion, twenty-three million, two hundred fourteen thousand, one hundred".